<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>选项卡</title>
<style>
#div1 .active{background:yellow;}
#div1 div{width:200px; height:200px; background:#ccc; border:1px solid #999; display:none;}
</style>
<script>
window.onload=function (){
	var oDiv=document.getElementById('div1');
	var aBtn=oDiv.getElementsByTagName('input');//标签
	var aDiv=oDiv.getElementsByTagName('div');
	
	for(var i=0;i<aBtn.length;i++)
	{
		aBtn[i].index=i;
		aBtn[i].onclick=function()
		{
			for(var i=0;i<aBtn.length;i++)
			{
				aBtn[i].className='';
				aDiv[i].style.display='none';
			}
			this.className='active';
			aDiv[this.index].style.display='block';
		}
	}
};
</script>
</head>

<body>
<div id="div1">
<input class="active" type="button" value="教育" />
<input type="button" value="培训" />
<input type="button" value="招生" />
<input type="button" value="出国" />
<div style="display:block;">1111</div>
<div>2222</div>
<div>3333</div>
<div>4444</div>
</div>
</body>
</html>
